Finding the Fourth Proportional to 10,267,352.87, 14,168,951.07 and 5,621,438.98
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Solution
The fourth proportional to 10,267,352.87, 14,168,951.07 and 5,621,438.98 is: 7,757,588.04
Step by Step Solution
- Step 1: Write the proportion equation
10,267,352.87 : 14,168,951.07 = 5,621,438.98 : x - Step 2: Convert to fraction form
10,267,352.87/14,168,951.07 = 5,621,438.98/x - Step 3: Cross multiply
10,267,352.87x = 14,168,951.07 × 5,621,438.98 - Step 4: Simplify right side
10,267,352.87x = 79,649,893,779,765.95 - Step 5: Solve for x
x = 79,649,893,779,765.95/10,267,352.87 - Step 6: Final answer
x = 7,757,588.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.